A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 4 years ago
two bicyclists, Jack and Jill, are taking the same route. Jack leaves at 7:00 a.m. at a constant speed of 10 mph. Jill leaves at 7:30 a.m. also at a constant speed. At 7:45 a.m., Jack is 5.5 miles ahead of Jill.
a) How fast is Jill going?
b) How long will it take her to travel 40 miles
anonymous
 4 years ago
two bicyclists, Jack and Jill, are taking the same route. Jack leaves at 7:00 a.m. at a constant speed of 10 mph. Jill leaves at 7:30 a.m. also at a constant speed. At 7:45 a.m., Jack is 5.5 miles ahead of Jill. a) How fast is Jill going? b) How long will it take her to travel 40 miles

This Question is Closed

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0(a) 8 miles per hour (b) 5 hours

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0can you show me how did you get the answers ahan98 ?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.07:00 to 7:45 = 45 minutes 45 minutes = 3/4 of an hour Jack traveled 7.5 miles (3/4 * 10) Then 7:30  7:45 = 15 minutes (1/4 of an hour) Jill traveled (7.5  5.5 = 2) miles. 2 * 4 = 8 mph For (b) You have distance = rate * time 40 = 8 * time time = 5 hours
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.